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libretro / beetle-psx-libretro

Standalone port/fork of Mednafen PSX to the Libretro API.
GNU General Public License v2.0
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[Grandia] [Beetle PSX HW] [Texture jitter/glitches] #669

Open monchomx opened 4 years ago

monchomx commented 4 years ago

Description

There is a lot jitter in movement escenes, textures not aligned

Steps to reproduce the bug Choose Vulkan, Open GL or Software render (not matters) PGXP operation Mode OFF or Memory Only Use PGXP correction OFF or ON (not matters) Wait for the first cutscene with General Baal

Grandia-200601-143010

WorkAround Enable Memory+CPU PGXP option, but introduce glitches in text boxes Grandia-200601-143025

This not happens on other emulators or cores like PSXRearmed, so the game is not bad

Version/Commit

Beetle PSX: 0.9.44.1 ecdf0c3

Beetle PSX. Core options No changes from the default core options, also PGXP options

Environment information

RetroArch 1.8.8 Windows 10 Vega8 or Radeon RX 560X Graphics

Megaguy32 commented 1 year ago

Thanks for documenting this, I'm experiencing this too

I'm using Duckstation, and the dialogue glitch is specifically when PGXP Geometry Correction is enabled